From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:60790 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754063AbeDQQCc (ORCPT ); Tue, 17 Apr 2018 12:02:32 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Al Viro , Heiko Carstens , Martin Schwidefsky Subject: [PATCH 4.16 62/68] s390/compat: fix setup_frame32 Date: Tue, 17 Apr 2018 17:58:15 +0200 Message-Id: <20180417155751.859461823@linuxfoundation.org> In-Reply-To: <20180417155749.341779147@linuxfoundation.org> References: <20180417155749.341779147@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Heiko Carstens commit 8b09ca746a643ca452cd41a522046a96ee5a55fd upstream. Git commit c60a03fee0e5 ("s390: switch to {get,put}_compat_sigset()") contains a typo and now copies the wrong pointer to user space. Use the correct pointer instead. Reported-and-tested-by: Stefan Liebler Fixes: c60a03fee0e5 ("s390: switch to {get,put}_compat_sigset()") Cc: # v4.15+ Cc: Al Viro Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky Signed-off-by: Greg Kroah-Hartman --- arch/s390/kernel/compat_signal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -279,7 +279,7 @@ static int setup_frame32(struct ksignal if (put_compat_sigset((compat_sigset_t __user *)frame->sc.oldmask, set, sizeof(compat_sigset_t))) return -EFAULT; - if (__put_user(ptr_to_compat(&frame->sc), &frame->sc.sregs)) + if (__put_user(ptr_to_compat(&frame->sregs), &frame->sc.sregs)) return -EFAULT; /* Store registers needed to create the signal frame */